[Event "URS-chT Cup 07th Group1"]
[Site "Rostov on Don"]
[Date "1971.08.??"]
[Round "1"]
[White "Chernikov, Oleg L"]
[Black "Polugaevsky, Lev"]
[Result "1/2-1/2"]
[BlackElo "2640"]
1. d4 Nf6 2. c4 c5 3. Nf3 cxd4 4. Nxd4 e6 5. Nc3 Bb4 6. Nb5 d5 7. Bf4 O-O 8. e3 a6 9. a3 Ba5 10. Nd6 Nc6 11. Bg3 Bxc3+ 12. bxc3 Qa5 13. Qd2 Rd8 14. cxd5 Nxd5 15. c4 Ndb4 16. Rc1 Qxa3 17. Be2 e5 18. c5 Na2 19. Rc2 Bf5 20. O-O Bxc2 21. Qxc2 Nc3 22. Bc4 Qxc5 23. Bxf7+ Kh8 24. Nxb7 Qb5 1/2-1/2